RoHS
Compliant
Features
•
Small
and
low
profile
•
Ceramic
package
type
•
Flat
pass
band
characteristics
•
Low
insertion
loss
•
Circuit
simplification
Application
•
PHS
How
to
Order
PAFC
243
B
①
Series
②
Center
Frequency
③
Type
①
②
③
(Unit
:
mm)
(Unit
:
mm)
(Unit
:
mm)
INPUT
OUTPUT
GROUND
N.C.
Tolerance:
0.1[mm]
①
②
③
④
Tolerance:
0.1[mm]
INPUT
OUTPUT
GROUND
①
②
③
G
IN
G
1.3
1.8
0.9
0.37
0.37
0.9
0.9
G
OUT
G
G:
GROUND
1.3
Fig.
E
Fig.
A
Fig.
C
Dimensions
Specifications
Test
Circuit
Recommended
Land
Pattern
Fig.
B
68nH
68nH
3.5pF
4.5pF
1.0pF
1.0pF
50
50
IN
OUT
Fig.
D
150nH
120nH
1:1
1:1
5pF
5pF
5pF
5pF
50
50
IN
IN
OUT
OUT
Parts
No.
PAFC243B
PAFC248C
Insertion
Loss
Operating
Temperature
Storage
Temperature
Test
Circuit
Taping
Dimensions
Recommended
Land
Pattern
Dimen-
sions
Stop
Band
Attenuation
fn
600kHz
fn
1.2MHz
fn
fa
MHz(
)
Ripple
(fn
110kHz)
243.95MHz
4.0dB
max.
130kHz
min.
30dB
min.
40dB
min.
60dB
min.
1.5dB
max.
1.2
s
max.
10
to
60
°
C
20
to
80
°
C
Fig.
A
Fig.
C
Fig.
E
Fig.
G
248.45MHz
4.5dB
max.
130kHz
min.
30dB
min.
35dB
min.
60dB
min.
1.5dB
max.
1.2
s
max.
Fig.
B
Fig.
D
Fig.
F
Fig.
G
Note
PAFC248C
:
fa
21.5MHz
PAFC243B
:
fa
21.6MHz
Nominal
Center
Frequency
(fn)
Pass
Band
Width
(at
3dB)
Group
Delay
Time
(fn
110kHz)
(Unit
:
mm)
Fig.
F
1.3
0.9
0.9
1.3
0.9
0.37
0.37
0.9
0.9
0.9
1.8
0.9
G
IN
IN
OUT
OUT
G
G:
GROUND
Pb
Free
0.8
1.0
1.3
③
②
③
③
②
③
③
①
③
④
③
③
①
③
1.27
1.27
0.7
3.8
3.8
0.8
0.5
0.5
1.3
③
②
②
③
②
②
①
①
③
①
①
③
1.27
1.27
0.7
3.8
3.8
Surface
Acoustic W
ave Filters
P
AFC Series
Characteristics
PAFC248C
(Pass
Band
Characteristics)
PAFC248C
(Spurious
Characteristics)
PAFC243B
(Spurious
Characteristics)
PAFC243B
(Pass
Band
Characteristics)
80
70
60
50
40
30
20
10
0
90
242.95
243.95
244.95
Frequency(MHz)
Attenuation(dB)
Group
delay
time(1.0
sec/Div)
80
70
60
50
40
30
20
10
0
90
223.95
233.95
243.95
253.95
263.95
Frequency(MHz)
Attenuation(dB)
Recommended
Temperature
Profile
IR
Reflow
0
50
100
150
200
250
Temp.(°C)
Peak
Temp.
235°C
±
5°C
150°
±
10°C
Time
0
to
60sec.
60
to
120sec.
200°C
40
sec.
max.
2
to
3sec.
80
70
60
50
40
30
20
10
0
90
247.450
248.450
249.450
Frequency(MHz)
Frequency(MHz)
Attenuation(dB)
Attenuation(dB)
Group
delay
time(1.0
sec/Div)
80.0
70.0
60.0
50.0
40.0
30.0
20.0
10.0
0.0
90.0
100.0
223.450
233.450
243.450
253.450
263.450
273.450
(Unit
:
mm)
Code
A
B
C
D
E
F
G
H
J
K
L
M
Dimen
4.0
2.0
12.0
5.5
1.75
1.55
8.0
1.55
4.3
4.3
0.3
2.05
-sion
A
J
B
L
H
K
C
D
E
G
M
F
Fig.
G
Taping
Dimensions
Surface
Acoustic W
ave Filters
P
AFC Series
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